html, body
	line-height 1
	font-weight 200
	font-family 'pingFan SC', 'STHeitiSC-Light'
ul, li
	list-style none
	padding 0
	margin 0
.clearfix
	display inline-block
	&:after
		content ''
		height 0
		line-height 0
		clear both
		visibility hidden

@media (-webkit-min-device-pixel-ratio: 1.5), (min-device-pixel-ratio: 1.5)
	.border-1px
		&::after
			transform scaleY(.7)
@media (-webkit-min-device-pixel-ratio: 2), (min-device-pixel-ratio: 2)
	.border-1px
		&::after
			transform scaleY(.5)